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Reverse Percentage Worksheet

Percentage lesson 9: Find the whole from a percent · Set 243 · 40 questions
TalentJR

How to work it out (Back to 100%): Write what you know: p% is a. The whole (100%) = a × 100 ÷ p. Check: p% of your answer must give a back.

NameDateTime takenScore ___ / 40
  1. 1.4 is 10% of ?
  2. 2.37 is 10% of ?
  3. 3.210 is 75% of ?
  4. 4.80% of a number is 220. What is the number?
  5. 5.5% of a number is 1. What is the number?
  6. 6.Kabir spent ₹130, which is 40% of the pocket money. How much pocket money did Kabir have, in rupees?
  7. 7.Kabir spent ₹68, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  8. 8.9 is 12% of ?
  9. 9.320 is 80% of ?
  10. 10.22 is 40% of ?
  11. 11.76 is 40% of ?
  12. 12.Meera spent ₹56, which is 40% of the pocket money. How much pocket money did Meera have, in rupees?
  13. 13.5% of a number is 5. What is the number?
  14. 14.120 is 80% of ?
  15. 15.Rohan spent ₹24, which is 20% of the pocket money. How much pocket money did Rohan have, in rupees?
  16. 16.15 is 60% of ?
  17. 17.30% of a number is 45. What is the number?
  18. 18.Anaya spent ₹9, which is 15% of the pocket money. How much pocket money did Anaya have, in rupees?
  19. 19.15% of a number is 18. What is the number?
  20. 20.10% of a number is 37. What is the number?
  21. 21.20% of a number is 23. What is the number?
  22. 22.54 is 15% of ?
  23. 23.Kabir spent ₹58, which is 20% of the pocket money. How much pocket money did Kabir have, in rupees?
  24. 24.Sara spent ₹48, which is 15% of the pocket money. How much pocket money did Sara have, in rupees?
  25. 25.Riya spent ₹48, which is 15% of the pocket money. How much pocket money did Riya have, in rupees?
  26. 26.94 is 40% of ?
  27. 27.12% of a number is 36. What is the number?
  28. 28.12 is 15% of ?
  29. 29.10% of a number is 10. What is the number?
  30. 30.Isha spent ₹51, which is 20% of the pocket money. How much pocket money did Isha have, in rupees?
  31. 31.Arjun spent ₹5, which is 10% of the pocket money. How much pocket money did Arjun have, in rupees?
  32. 32.Aarav spent ₹212, which is 80% of the pocket money. How much pocket money did Aarav have, in rupees?
  33. 33.Diya spent ₹3, which is 12% of the pocket money. How much pocket money did Diya have, in rupees?
  34. 34.60 is 60% of ?
  35. 35.80% of a number is 300. What is the number?
  36. 36.10% of a number is 3. What is the number?
  37. 37.Sara spent ₹8, which is 5% of the pocket money. How much pocket money did Sara have, in rupees?
  38. 38.20% of a number is 49. What is the number?
  39. 39.10% of a number is 27. What is the number?
  40. 40.Diya spent ₹248, which is 80% of the pocket money. How much pocket money did Diya have, in rupees?

Answer key

  1. 40
  2. 370
  3. 280
  4. 275
  5. 20
  6. 325
  7. 340
  8. 75
  9. 400
  10. 55
  11. 190
  12. 140
  13. 100
  14. 150
  15. 120
  16. 25
  17. 150
  18. 60
  19. 120
  20. 370
  21. 115
  22. 360
  23. 290
  24. 320
  25. 320
  26. 235
  27. 300
  28. 80
  29. 100
  30. 255
  31. 50
  32. 265
  33. 25
  34. 100
  35. 375
  36. 30
  37. 160
  38. 245
  39. 270
  40. 310

Free percentage lessons, practice and worksheets at talentjr.in/how-to-calculate-percentage